/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendDocument.h
Performs union of provided interface set with the set of interfaces that have been modified since last context reset/construction.
void AddInterfacesModified ( const [TSet](API\Runtime\Core\Containers\TSet)< [FName](API\Runtime\Core\UObject\FName) > & InInterfacesModified )